If the paste is too thick to spread, add more lemon juice. If it is too watery, add more baking soda. Always moisturize after using lemon juice on the skin.
Kojic acid in its natural state is unstable and becomes less effective when exposed to light and air. Many creams use kojic dipalmitate instead, which is also an effective treatment.
Ellagic acid can also help protect against UV rays.
Beef, fish, eggs, and dairy all contain naturally high amounts of B12.
Be sure to tell your doctor about any products that you have been using and any medicines you take.
Avoid touching the skin of your knuckles for a few hours after applying the cream. Use sunscreen in addition to prescription lightening creams. Using moisturizer and sunscreen helps ease irritation. These creams might contain ingredients like hydroquinone, kojic acid, or azelaic acid.
Laser treatment shows quick results but can be expensive and doesn’t always work. In the US, expect to pay $600-2000 for the treatment, depending on the doctor and the specific laser procedure they suggest. With some people, laser treatment temporarily lightens skin and then it reverts back to a dark color. After laser treatment, a light tingling sensation similar to sunburn is normal.